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Exam 8: Supporting Your Ideas  

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Question 31

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The _______________ , popularly called the average, is determined by adding up all the items in a group and dividing by the number oitems.

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verified

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Question 32

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Unlike testimony, which can easily be quoted out ocontext, statistics are difficult to manipulate for biased purposes.

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B) False

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Question 33

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What is the mean in the following set onumbers: 100, 300, 500, 500, 600?

How does the following excerpt from a classroom speech violate the guidelines for the use ostatistics presented in your textbook? I discovered on the Internet that each year, for every 100,000 students living in college dormitories, there are 4 cases obacterial meningitis.

As your textbook explains, examples help a speaker

Research has shown that examples have little effect on listeners' beliefs and actions.

An effective way to practice delivering extended examples is to think oyourselas a storyteller.

The median is determined by summing all the items in a group and dividing by the number oitems.

Peer testimony is highly credible in a speech because it comes from people who are recognized experts on the topic.

What suggestion presented in your textbook for using statistics is followed in the following speech excerpt? Iit seems as iyou spend a lot otime going back and forth from your job, it's probably because you do. According to figures compiled by management consultant JefDavidson, the average American commutes 157,600 miles to and from work during his or her working life. That's equal to driving six times around the earth.

Quoting a statement in such a way as to distort its meaning by removing the statement from the words and phrases surrounding it is called quoting out ocontext.

According to your textbook, the three basic kinds osupporting materials are _______________ , _______________ , and _______________ .

The two basic types osupporting materials discussed in your textbook are facts and opinions.

According to your textbook, when quoting an Internet document during a speech, a speaker should usually identify the

__________ testimony is especially valuable in a speech because it adds the personal insight opeople with firsthand experience on a topic.

To paraphrase is to

The major advantage ostatistics is that they give your ideas numerical precision.

Iyou quoted the head othe United States Centers for Disease Control on chronic fatigue syndrome, you would be using _______________ testimony.

How does the following excerpt from a classroom speech violate the guidelines for using statistics presented in your textbook? One magazine reports that U.S. consumers pay more than $300 billion a year on products to cover the manufacturers' liability costs. This amounts to a staggering $4,000 per household. On a specific basis, product liability costs account for $11.50 oevery $12 dose ovaccine we give our children, and over $100 othe cost oa football helmet.

As your textbook explains, you need to make sure that the statistics you use in your speeches come from reliable sources.